How to use ASTM A234 WP11 pipe fitting?

ASTM A234 WP11 pipe fitting have butt welding pipe ends,which commonly used to be welded with the ASTM A335 P11 steel pipes,and ASTM A182 F11 forged flanges and pipe fittings.
ASTM A234 WP11 is the most widely used pipe fittings material in high temperature conditions,it have better performance for the abrasive resistance and corrosion resistance than carbon steel.

ASTM A234 WP11 Pipe Fittings In Haihao Group

ASTM A234 WP11 Pipe Fittings In Haihao Group

Grade WP11 have three classes,class1,class 2 and class3.They have different chemical compositions and mechanical properties. According to the standard,there are S and W marking for the WP11 pipe fittings,they means “seamless” and “welded”.
The ASTM A234 WP11 pipe fitting could be used in industry field,like oil&gas,power plant,water treatment,chemical-industry,steel construction,chemical industrial etc.
After more than 30 years development,Hebei Haihao Group obtained the recognition from the clients and end users of domestic markets and all over the world.Our plant acquired world class approved certificates like the API,ISO9001,ISO14001,CE/PED,ABS and we keep the cooperation with many professional third perty inspection agencies,such as the SGS,BV,LR,ABS,VELOSI etc.